125005133043513 has 24 divisors (see below), whose sum is σ = 187100869704320. Its totient is φ = 80368328083680.

The previous prime is 125005133043491. The next prime is 125005133043517. The reversal of 125005133043513 is 315340331500521.

125005133043513 is a `hidden beast` number, since 1 + 2 + 5 + 0 + 0 + 5 + 133 + 0 + 4 + 3 + 513 = 666.

It is not a de Polignac number, because 125005133043513 - 2⁸ = 125005133043257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125005133043517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2044340818 + ... + 2044401963.

Almost surely, 2^{125005133043513} is an apocalyptic number.

It is an amenable number.

125005133043513 is a deficient number, since it is larger than the sum of its proper divisors (62095736660807).

125005133043513 is a wasteful number, since it uses less digits than its factorization.

125005133043513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4088742909 (or 4088742906 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 36.

The spelling of 125005133043513 in words is "one hundred twenty-five trillion, five billion, one hundred thirty-three million, forty-three thousand, five hundred thirteen".